Carrier 58ST - Page 16

16
TABLE 5⎯ AIR DELIVERY -- CFM (WITH FILTER)* (CONTINUED)
FURNACE
SIZE
RETURN---AIR
INLET
SPEED
EXTERNAL STATIC PRESSURE (IN. WC)
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
048135 Bottom or Side(s)
High
M e d ---
High
M e d --- L o w
2090
1790
1545
2010
1755
1525
1930
1705
1500
1835
1640
1450
1710
1550
1380
1590
1465
1315
1470
1360
1215
1335
1210
1005
1025
945
855
835
785
670
066135
Bottom Only
High
M e d ---
High
M e d --- L o w
2485
2195
1880
2400
2150
1850
2310
2090
1820
2215
2000
1780
2110
1920
1715
2000
1825
1635
1880
1720
1540
1725
1565
1415
1535
1405
1290
1355
1255
1160
Bottom, Sides or
1 Side & Bottom
High
M e d ---
High
M e d --- L o w
--- ---
“2180
1880
--- ---
2145
1850
2385
2060
1820
2305
2010
1780
2195
1945
1715
2085
1865
1635
1960
1765
1540
1825
1660
1415
1670
1515
1290
1465
1325
1160
1SideOnly
High
M e d ---
High
M e d --- L o w
--- ---
2135
1880
--- ---
2085
1850
2245
2035
1820
2155
1975
1780
2055
1895
1715
1940
1795
1635
1825
1685
1540
1695
1565
1415
1555
1445
1290
1385
1265
1160
060155
Bottom Only
High
M e d ---
High
M e d --- L o w
2465
2115
1800
2430
2105
1790
2375
2075
1770
2305
2030
1735
2230
1980
1695
2110
1910
1640
2000
1830
1570
1865
1725
1465
1725
1590
1345
1545
1425
1225
Both Sides Or 1
Side & Bottom
High
M e d ---
High
M e d --- L o w
--- ---
2155
1800
--- ---
2135
1790
2375
2095
1770
2285
2040
1735
2200
1975
1695
2105
1895
1640
1995
1790
1570
1870
1685
1465
1730
1550
1345
1570
1400
1225
1Side Only
High
M e d ---
High
M e d --- L o w
--- ---
2140
1800
--- ---
2095
1790
2260
2040
1770
2180
1975
1735
2085
1890
1695
1975
1810
1640
1865
1705
1570
1740
1595
1465
1605
1480
1345
1455
1325
1225
* A filter is required for each return---air inlet. Airflow performance included 1---in. washable filter media such as contained in factory---authorized accessory filter
rack. To determine airflow performance without this filter, assume an additional 0.1 in. wc available external static pressure.
--- --- Indicates unstable operating conditions.
UPFLO
W OWNFLOW
HORIZONTAL
YES
NOT
RECOMMENDED
YES
YES
YES
120˚
MIN
YES
120˚
MIN
YES
120˚
MIN
90˚
90˚
NOT
RECOMMENDED
NOT
RECOMMENDED
D
A02329
Fig. 14 --- Duct Flanges
58ST